Ona Block Fresh Linen 6 oz APGN0400 Effective as a final flush

Effective as a final flush to remove mineral buildup (scale) in growing media and irrigation lines

The individual cell will make sure the plug stays closed around the stem of your cutting

volatile organic compounds (VOCs)

000 GPD pure RO water

It is compatible with all nutrients/fertilizers and contains no dyes or masking agents

Ona Block Fresh Linen 6 oz APGN0400 Effective as a final flushThe ONA Block is ideal for small areas such as closets, foyers, attics, cars, gym bags, boats, kitchens, garbage cans, cupboards or vents. Simply remove the cap, or punch several small holes in the cap and place in desired location. The ONA Block measures 3" x 3" and will fit in most places. The ONA Block will release its powerful odor neutralizing agent and keep the location free from undesirable odors. Replace as necessary.